Description:This product allows children to learn about the imaging knowledge of the eye by simulating the real eyeball shape and structure, and can exercise exploration and thinking skills.Through the manual, critical thinking can be encouraged, so that children are interested in physical science and actively explore it.This product is made of ABS.The length of the product is 12 cm, the width is 12 cm.This product is suitable for education.Item Name: Experiment ToyMaterial: ABSSize Details: 12cm x 12cm/4.72" x 4.72" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 Set of Experiment Toy